Wolves are mean, right? They kill Bambi and other furry animals with big, gentle eyes. That was probably the rationale for removing (don’t say killing) them from Yellowstone Park.
But… when they were reintroduced to the park after 70 years, vegetation recovered.
Suddenly, there were trees and forests where there had been bare ground.
Rivers actually changed course.
Yellowstone Park began to thrive.
Watch the video, and resolve not to tamper with the natural order – or any system where there are more variables than we can comprehend.